medium Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [20, _] → [10, 10, _] → [5, _, _, 9]

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Answer: Row4[3]=5, Row3[3]=14, Row2[2]=24, Row4[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [20,24]
  • [10,10,14]
  • [5,5,5,9]
Base
  • 5
  • 5
  • 5
  • 9
TopValue
44
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":1,"v":24}
  • {"r":3,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, _] → [10, _, 14] → [_, 7, 8, 6]

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Answer: Row1[1]=54, Row4[1]=3, Row2[2]=29, Row3[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [25,29]
  • [10,15,14]
  • [3,7,8,6]
Base
  • 3
  • 7
  • 8
  • 6
TopValue
54
HiddenCells
  • {"r":0,"c":0,"v":54}
  • {"r":3,"c":0,"v":3}
  • {"r":1,"c":1,"v":29}
  • {"r":2,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [_, 21] → [12, _, _] → [4, _, 4, 5]

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Answer: Row4[2]=8, Row3[3]=9, Row3[2]=12, Row2[1]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [24,21]
  • [12,12,9]
  • [4,8,4,5]
Base
  • 4
  • 8
  • 4
  • 5
TopValue
45
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":1,"v":12}
  • {"r":1,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [12, 16] → [_, _, _] → [6, 1, 4, _]

Show answer

Answer: Row4[4]=7, Row3[3]=11, Row3[1]=7, Row3[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [12,16]
  • [7,5,11]
  • [6,1,4,7]
Base
  • 6
  • 1
  • 4
  • 7
TopValue
28
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":1,"v":5}